// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_QUIC_TEST_TOOLS_MOCK_CRYPTO_CLIENT_STREAM_H_
#define NET_QUIC_TEST_TOOLS_MOCK_CRYPTO_CLIENT_STREAM_H_

#include <string>

#include "base/macros.h"
#include "net/quic/crypto/crypto_handshake.h"
#include "net/quic/crypto/crypto_protocol.h"
#include "net/quic/crypto/proof_verifier_chromium.h"
#include "net/quic/quic_client_session_base.h"
#include "net/quic/quic_crypto_client_stream.h"
#include "net/quic/quic_server_id.h"
#include "net/quic/quic_session.h"

namespace net {

class MockCryptoClientStream : public QuicCryptoClientStream {
public:
    // HandshakeMode enumerates the handshake mode MockCryptoClientStream should
    // mock in CryptoConnect.
    enum HandshakeMode {
        // CONFIRM_HANDSHAKE indicates that CryptoConnect will immediately confirm
        // the handshake and establish encryption.  This behavior will never happen
        // in the field, but is convenient for higher level tests.
        CONFIRM_HANDSHAKE,

        // ZERO_RTT indicates that CryptoConnect will establish encryption but will
        // not confirm the handshake.
        ZERO_RTT,

        // COLD_START indicates that CryptoConnect will neither establish encryption
        // nor confirm the handshake
        COLD_START,
    };

    MockCryptoClientStream(
        const QuicServerId& server_id,
        QuicClientSessionBase* session,
        ProofVerifyContext* verify_context,
        QuicCryptoClientConfig* crypto_config,
        HandshakeMode handshake_mode,
        const ProofVerifyDetailsChromium* proof_verify_details_);
    ~MockCryptoClientStream() override;

    // CryptoFramerVisitorInterface implementation.
    void OnHandshakeMessage(const CryptoHandshakeMessage& message) override;

    // QuicCryptoClientStream implementation.
    void CryptoConnect() override;

    // Invokes the sessions's CryptoHandshakeEvent method with the specified
    // event.
    void SendOnCryptoHandshakeEvent(QuicSession::CryptoHandshakeEvent event);

    HandshakeMode handshake_mode_;

private:
    void SetConfigNegotiated();

    const QuicServerId server_id_;
    const ProofVerifyDetailsChromium* proof_verify_details_;

    DISALLOW_COPY_AND_ASSIGN(MockCryptoClientStream);
};

} // namespace net

#endif // NET_QUIC_TEST_TOOLS_MOCK_CRYPTO_CLIENT_STREAM_H_
